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            justify-content: center;
            align-items: center;
            height: 100vh;
            background-color: #f0f0f0;
            margin: 0;
            padding: 0;
        }
        .message {
            text-align: center;
        }
    </style>
</head>
<body>
    <div class="message">
        <h2>提交成功</h2>
        <p>1秒后系统自动跳转，也可单击<a href="http://example.com">跳转</a>。</p>
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                window.location.href = 'http://example.com';
            }, 1000); // 1秒后跳转
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        window.onload = redirect;
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</body>
</html> 